/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/AbilitySystemComponent.h
Returns the current value of the given gameplay attribute, or zero if the attribute is not found. NOTE: This doesn't take predicted gameplay effect modifiers into consideration, so the value may not be accurate on clients at all times.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintPure, Category="Gameplay Attributes") float GetGameplayAttributeValue ( [FGameplayAttribute](API\Plugins\GameplayAbilities\FGameplayAttribute) Attribute, bool & bFound ) const